#field {
    margin-left: .5em;
    float: left;
}

#field, label {
    float: left;
    font-family: Arial, Helvetica, sans-serif;
    font-size: small;
}

br {
    clear: both;
}

input {
    border: 1px solid black;
    margin-bottom: .5em;
}

input.error {
    border: 1px solid red;
}

label.error {
    background: url('images/unchecked.gif') no-repeat;
    padding-left: 16px;
    margin-left: .3em;
}

label.valid {
    background: url('images/checked.gif') no-repeat;
    display: block;
    width: 16px;
    height: 16px;
}